10 day forecast Monthly forecast Weather map

City or area

Go to comparison

September weather forecast in Rabaul

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	757 mmHg		80%
	5.7 m/s		+29

31 August, Sunday. day, 27°; night, 26°; rain

1 September, mon

	757 mmHg		80%
	5.5 m/s		+29

1 September, Monday. day, 27°; night, 26°; rain

2 September, tue

	757 mmHg		80%
	5.4 m/s		+29

2 September, Tuesday. day, 28°; night, 26°; partly cloudy

3 September, wed

	757 mmHg		80%
	5.5 m/s		+29

3 September, Wednesday. day, 27°; night, 26°; overcast

4 September, thu

	757 mmHg		80%
	5.6 m/s		+29

4 September, Thursday. day, 27°; night, 26°; rain

5 September, fri

	757 mmHg		80%
	5.5 m/s		+29

5 September, Friday. day, 27°; night, 26°; clear

6 September, sat

	757 mmHg		80%
	5.9 m/s		+29

6 September, Saturday. day, 27°; night, 26°; rain

7 September, sun

	757 mmHg		80%
	5.8 m/s		+29

7 September, Sunday. day, 27°; night, 26°; rain

8 September, mon

	757 mmHg		80%
	5.6 m/s		+29

8 September, Monday. day, 27°; night, 26°; rain

9 September, tue

	756 mmHg		80%
	5.7 m/s		+29

9 September, Tuesday. day, 27°; night, 26°; rain

10 September, wed

	756 mmHg		80%
	5.6 m/s		+29

10 September, Wednesday. day, 27°; night, 26°; partly cloudy

11 September, thu

	757 mmHg		80%
	5.6 m/s		+29

11 September, Thursday. day, 28°; night, 26°; partly cloudy

12 September, fri

	757 mmHg		80%
	5.6 m/s		+29

12 September, Friday. day, 27°; night, 26°; rain

13 September, sat

	757 mmHg		80%
	5.2 m/s		+29

13 September, Saturday. day, 27°; night, 26°; rain

14 September, sun

	756 mmHg		80%
	5.7 m/s		+29

14 September, Sunday. day, 28°; night, 26°; rain

15 September, mon

	757 mmHg		80%
	5.6 m/s		+29

15 September, Monday. day, 27°; night, 26°; rain

16 September, tue

	757 mmHg		79%
	5.4 m/s		+30

16 September, Tuesday. day, 27°; night, 26°; rain

17 September, wed

	757 mmHg		80%
	5.5 m/s		+30

17 September, Wednesday. day, 27°; night, 26°; partly cloudy

18 September, thu

	757 mmHg		79%
	5.4 m/s		+30

18 September, Thursday. day, 28°; night, 26°; partly cloudy

19 September, fri

	757 mmHg		80%
	5.5 m/s		+30

19 September, Friday. day, 28°; night, 26°; clear

20 September, sat

	757 mmHg		80%
	5 m/s		+30

20 September, Saturday. day, 28°; night, 26°; rain

21 September, sun

	757 mmHg		80%
	5 m/s		+30

21 September, Sunday. day, 28°; night, 26°; rain

22 September, mon

	757 mmHg		80%
	5 m/s		+30

22 September, Monday. day, 28°; night, 26°; rain

23 September, tue

	757 mmHg		80%
	4.69 m/s		+30

23 September, Tuesday. day, 28°; night, 26°; rain

24 September, wed

	756 mmHg		80%
	5.2 m/s		+30

24 September, Wednesday. day, 28°; night, 26°; overcast

25 September, thu

	757 mmHg		80%
	5.2 m/s		+30

25 September, Thursday. day, 28°; night, 26°; rain

26 September, fri

	756 mmHg		80%
	4.9 m/s		+30

26 September, Friday. day, 28°; night, 26°; rain

27 September, sat

	756 mmHg		80%
	4.9 m/s		+30

27 September, Saturday. day, 28°; night, 26°; rain

28 September, sun

	756 mmHg		79%
	5.1 m/s		+30

28 September, Sunday. day, 28°; night, 27°; overcast

29 September, mon

	756 mmHg		79%
	5.6 m/s		+30

29 September, Monday. day, 28°; night, 27°; overcast

30 September, tue

	756 mmHg		79%
	5 m/s		+30

30 September, Tuesday. day, 28°; night, 26°; overcast

1 October, wed

	757 mmHg		79%
	5.1 m/s		+30

1 October, Wednesday. day, 28°; night, 26°; rain

2 October, thu

	757 mmHg		79%
	5.1 m/s		+30

2 October, Thursday. day, 28°; night, 26°; overcast

3 October, fri

	756 mmHg		80%
	4.9 m/s		+30

3 October, Friday. day, 28°; night, 26°; rain

4 October, sat

	756 mmHg		79%
	4.8 m/s		+30

4 October, Saturday. day, 28°; night, 26°; rain

Average data for 10 years

Rabaul September

2

sunny days

18

days with precipitation

13

cloudy days

2 sunny days; 18 days with precipitation; 13 cloudy days;

80

%

air humidity

3.9

m/s

WindSE

130

mm of precipitation

(5% of annual average)

+30

°C

Water temperature

air humidity 80%; 130 millimeters of precipitation (5% of annual average); Wind south-easterly 3.9 Meters per second; Water temperature +30°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Port Moresby
Munda
Goroka
Mount-Hagen
Yandina
Gurney Airport
Namatanai
Londolovit
Kavieng

Cities with similar weather in September

Pattaya
Nha Trang
Bangkok
Punta Cana
Havana
Singapore
Cancun
Boca Chica
Manila

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Rabaul is typically hot. Average daily high temperature in September is about 28 degrees above zero. On average, Rabaul has 18 rainy, 5 cloudy, 5 partly cloudy, and 2 sunny days in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Rabaul.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC